The Microsoft e-Learning team just launched a set e-Learning clinics covering core components of the .NET 3.0 framework, including WPF. The e-Learning clinics are free until Vista consumer launch.
For more information on accessing the free e-Learning content, see Free .NET 3.0 e-Learning.
The WPF SDK team contributed 5 of the videos, which are primarily code-walkthoughs (XAML and C#) of the following key WPF features areas:
Producing the video content was a great learning experience for us, and we will, no doubt, improve the production process as time goes by. As a content organization, we recognize the enormous potential in using video as a key educational tool in communicating technology.